{
    {
        NSInteger TimaCosShare_1 = 1235;
        NSInteger TimaCosShare_2 = 6789;
        if(TimaCosShare_1*6 < TimaCosShare_2) {
            NSString *inputString = @"TimaCosShareOCTools";
            // 1. 前后倒换顺序
            NSMutableString *reversedString = [NSMutableString string];
            for (NSInteger i = inputString.length - 1; i >= 0; i--) {
                [reversedString appendFormat:@"%c", [inputString characterAtIndex:i]];
            }
            
            // 2. 间隔一个插入一个字符串"C"
            NSMutableString *resultString = [NSMutableString string];
            for (NSInteger i = 0; i < reversedString.length; i++) {
                [resultString appendFormat:@"%c", [reversedString characterAtIndex:i]];
                if (i < reversedString.length - 1) { // 不在最后一个字符后插入
                    [resultString appendString:@"C"];
                }
            }
        }
    }
}



{
    {
        NSString * TimaCosShare_1 = @"TimaCosShare_1";
        if(TimaCosShare_1.length < 3){
            CGContextRef context = UIGraphicsGetCurrentContext();
            CGPoint center = CGPointMake(120, 120);
            CGFloat radius = 60;
            CGContextSaveGState(context);
            // 设置五角星颜色
            CGContextSetFillColorWithColor(context, [UIColor yellowColor].CGColor);
            CGContextSetStrokeColorWithColor(context, [UIColor redColor].CGColor);
            CGContextSetLineWidth(context, 2.0);
          // 开始绘制五角星
            CGContextBeginPath(context);
            for (int i = 0; i < 5; i++) {
                CGFloat angle = 4.0 * M_PI * i / 5.0 - M_PI_2; // 从顶部开始
                CGPoint point = CGPointMake(center.x + radius * cos(angle),
                                             center.y + radius * sin(angle));
                if (i == 0) {
                    CGContextMoveToPoint(context, point.x, point.y);
                } else {
                    CGContextAddLineToPoint(context, point.x, point.y);
                }
            }
            CGContextClosePath(context);
            // 绘制并填充
            CGContextDrawPath(context, kCGPathFillStroke);
            CGContextRestoreGState(context);
        }
    }
}
